Memory Management Vulnerability in Intel UEFI OobRasMmbiHandlerDriver Module
CVE-2025-20077

5.6MEDIUM

Key Information:

Vendor

Intel
Status
Intel(r) Reference Server Platforms
Vendor
CVE Published:
12 August 2025

What is CVE-2025-20077?

The UEFI OobRasMmbiHandlerDriver module in certain Intel reference server platforms has a vulnerability due to improper memory release after use. This issue could potentially allow a privileged user with local access to cause a denial of service. By exploiting this flaw, an attacker could disrupt the functionality of the affected system through targeted memory manipulation.

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Affected Version(s)

Intel(R) reference server platforms See references

References

https://intel.com/content/www/us/en/security-center/advis...

CVSS V4

Score:
5.6
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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